Riley Frantzen, CRNA
NPI 1245181502 · Certified Registered Nurse Anesthetist · Sioux Falls, SD
Riley Frantzen, CRNA is a Certified Registered Nurse Anesthetist provider in Sioux Falls, SD (NPI 1245181502).
Provider details
- NPI number
- 1245181502
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNA
- Sex
- Male
- Sole proprietor
- No
- License
- 200127 (SD)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2026-02-04
- Last updated
- 2026-02-04
- Certified
- 2026-02-04
Frequently asked questions
- What is Riley Frantzen's NPI number?
- Riley Frantzen's National Provider Identifier (NPI) is 1245181502, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Riley Frantzen's specialty?
- Riley Frantzen is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Riley Frantzen located?
- Riley Frantzen's practice location on file with NPPES is 1305 W 18th St, Sioux Falls, SD 57105-0401.
- What is Riley Frantzen's phone number?
- The practice phone number listed in the NPPES registry for Riley Frantzen is (605) 333-1000.
- Is Riley Frantzen's NPI active?
- Yes — Riley Frantzen's NPI (1245181502) is active in the NPPES registry as of the last update on 2026-02-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.